<!doctype html>
<html>
    <head>
        <meta charset="utf-8">
        <title>404页面自动跳转</title>
        <style>
            *{margin:0;padding:0;outline:none;font-family:\5FAE\8F6F\96C5\9ED1,宋体;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;-khtml-user-select:none;user-select:none;cursor:default;font-weight:lighter;}
            .center{margin:0 auto;}
            .whole{width:100%;height:100%;line-height:100%;position:fixed;bottom:0;left:0;z-index:-1000;overflow:hidden;}
            .whole img{width:100%;height:100%;}
            .mask{width:100%;height:100%;position:absolute;top:0;left:0;background:#000;opacity:0.6;filter:alpha(opacity=60);}
            .b{width:100%;text-align:center;height:400px;position:absolute;top:50%;margin-top:-230px}.a{width:150px;height:50px;margin-top:30px}.a a{display:block;float:left;width:150px;height:50px;background:#fff;text-align:center;line-height:50px;font-size:18px;border-radius:25px;color:#333}.a a:hover{color:#000;box-shadow:#fff 0 0 20px}
            p{color:#fff;margin-top:40px;font-size:24px;}
            #num{margin:0 5px;font-weight:bold;}
        </style>
        <script>
            var num = 5;
            function show(){
                num--;
                //给num赋值
                document.getElementById("num").innerHTML = num;
                if(num < 0){
                    document.getElementById("num").innerHTML = 0;
                    location.href = "/forward/toLogin.do";
                }
            }
            setInterval("show()",1000);
        </script>
    </head>
    <body onload="show()">
        <div class="whole">
            <img src="/resources/images/back.jpg"/>
            <!--让图片的背景颜色加深-->
            <div class="mask"></div>
        </div>
        <div class="b">
            <img src="/resources/images/404.png" class="center"/>
            <p>
                暂时未能找到你要查找的页面<br>
                可能输入的网址出现了错误或者此页面不存在<br>
                <span id="num"></span>秒之后自动跳转到登录页面
            </p>
        </div>
    </body>
</html>
